LTC2217 查看數據表（PDF） - Linear Technology
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LTC2217 Datasheet PDF : 32 Pages
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LTC2217
DIGITAL INPUTS AND DIGITAL OUTPUTS The ● denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4)
SYMBOL
PARAMETER
Encode Inputs (ENC+, ENC–)
CONDITIONS
MIN
TYP
MAX UNITS
VID
Differential Input Voltage
(Note 7)
VICM
Common Mode Input Voltage Internally Set
Externally Set (Note 7)
● 0.2
V
1.6
V
1.2
3
V
RIN
CIN
Logic Inputs
Input Resistance
Input Capacitance
(See Figure 2)
(Note 7)
6
kΩ
3
pF
VIH
High Level Input Voltage
VIL
Low Level Input Voltage
IIN
Digital Input Current
CIN
Digital Input Capacitance
LOGIC OUTPUTS (CMOS MODE)
VDD = 3.3V
VDD = 3.3V
VIN = 0V to VDD
(Note 7)
●
2
V
●
0.8
V
●
±10
μA
1.5
pF
OVDD = 3.3V
VOH
VOL
ISOURCE
ISINK
High Level Output Voltage
Low Level Output Voltage
Output Source Current
Output Sink Current
VDD = 3.3V
VDD = 3.3V
VOUT = 0V
VOUT = 3.3V
IO = –10μA
IO = –200μA
IO = 160μA
IO = 1.6mA
3.299
V
● 3.1
3.29
V
0.01
V
●
0.10
0.4
V
– 50
mA
50
mA
OVDD = 2.5V
VOH
VOL
OVDD = 1.8V
VOH
High Level Output Voltage
Low Level Output Voltage
High Level Output Voltage
VDD = 3.3V
VDD = 3.3V
VDD = 3.3V
IO = –200μA
IO = 1.60mA
IO = –200μA
2.49
V
0.1
V
1.79
V
VOL
Low Level Output Voltage
LOGIC OUTPUTS (LVDS MODE)
VDD = 3.3V
IO = 1.60mA
0.1
V
STANDARD LVDS
VOD
Differential Output Voltage
VOS
Output Common Mode Voltage
Low Power LVDS
100Ω Differential Load
100Ω Differential Load
● 247
350
454
mV
● 1.125
1.2
1.375
V
VOD
Differential Output Voltage
100Ω Differential Load
VOS
Output Common Mode Voltage 100Ω Differential Load
● 125
175
250
mV
● 1.125
1.2
1.375
V
2217f
5
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